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CVE-2023-4256— Tcpreplay: tcprewrite: double free in tcpedit_dlt_cleanup() in plugins/dlt_plugins.c

Quick assessment

Affected
n/a tcpreplay
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Appneta Tcpreplay是美国Appneta公司的一套基于UNIX操作系统用于编辑和重放网络流量的开源实用程序。 tcpreplay 存在安全漏洞，该漏洞源于plugins/dlt_plugins.c 内的 tcpedit_dlt_cleanup() 函数中存在了双重释放，可以通过向 tcprewrite 二进制文件提供特制文件来利用此漏洞，攻击者利用该漏洞能够发起拒绝服务 (DoS) 攻击。

CVSS 5.5 · Medium EPSS 0.33% · P24

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2023-4256

Vulnerability Information
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Vulnerability Title
Tcpreplay: tcprewrite: double free in tcpedit_dlt_cleanup() in plugins/dlt_plugins.c
Source: CVE Program / CVE List V5
Vulnerability Description
Within tcpreplay's tcprewrite, a double free vulnerability has been identified in the tcpedit_dlt_cleanup() function within plugins/dlt_plugins.c. This vulnerability can be exploited by supplying a specifically crafted file to the tcprewrite binary. This flaw enables a local attacker to initiate a Denial of Service (DoS) attack.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
双重释放
Source: CVE Program / CVE List V5
Vulnerability Title
tcpreplay 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Appneta Tcpreplay是美国Appneta公司的一套基于UNIX操作系统用于编辑和重放网络流量的开源实用程序。 tcpreplay 存在安全漏洞，该漏洞源于plugins/dlt_plugins.c 内的 tcpedit_dlt_cleanup() 函数中存在了双重释放，可以通过向 tcprewrite 二进制文件提供特制文件来利用此漏洞，攻击者利用该漏洞能够发起拒绝服务 (DoS) 攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- tcpreplay - -
Fedora Extra Packages for Enterprise Linux - -
Fedora Fedora - -

II. Public POCs for CVE-2023-4256

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III. Intelligence Information for CVE-2023-4256

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Vendor Advisories for CVE-2023-4256 (1)

Mailing List Discussions for CVE-2023-4256 (3)

Other References for CVE-2023-4256 (1)

Same Patch Batch · n/a · 2023-12-21 · 21 CVEs total

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CVE-2023-48114 SmarterTools SmarterMail 安全漏洞
CVE-2023-29487 Heimdal 安全漏洞
CVE-2023-29486 Heimdal 安全漏洞

IV. Related Vulnerabilities

Same product: tcpreplay
Same vendor: n/a
Same weakness: CWE-415

V. Comments for CVE-2023-4256

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